Home / 5,530.35-7,632.21-3,173.25

Finding the Fourth Proportional to 5,530.35, 7,632.21 and 3,173.25

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Solution

The fourth proportional to 5,530.35, 7,632.21 and 3,173.25 is: 4,379.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,530.35 : 7,632.21 = 3,173.25 : x
  2. Step 2: Convert to fraction form
    5,530.35/7,632.21 = 3,173.25/x
  3. Step 3: Cross multiply
    5,530.35x = 7,632.21 × 3,173.25
  4. Step 4: Simplify right side
    5,530.35x = 24,218,910.38
  5. Step 5: Solve for x
    x = 24,218,910.38/5,530.35
  6. Step 6: Final answer
    x = 4,379.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.